Virtually indestructible, the Costa Del Mar Harpoon Sunglasses offer the perfect blend of durability, comfort and style. For serious outdoor adventures, you need polarized sunglasses that will stand up to the elements - and these glasses deliver. Their super tough frames feature nylon and Hydrolite fused together for the most hardcore frames possible that also grip your skin the more you sweat. Hand-assembled in Costa del Mar's Florida workshop to ensure absolute quality, the Costa Del Mar Harpoon Sunglasses are also backed by a Limited Lifetime Warranty. Delivering advanced polarized technology and providing all-day comfort, the Costa Del Mar Harpoon Sunglasses allow you to worry about what's on your line and not what's on your head.